Physics, 19.03.2020 22:55 cguzman4993

A straight, stiff, horizontal wire of length 20 cm and mass 100 g is connected to a source of emf by light, flexible leads. A magnetic field of 1.33 T is horizontal and perpendicular to the wire. Find the current necessary to float the wire, that is, find the current for which the magnetic force balances the weight of the wire.

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A straight, stiff, horizontal wire of length 20 cm and mass 100 g is connected to a source of emf by...